While MMA had many stars prior to him, no one captured fans attention quite like Conor McGregor during his prime years inside the octagon.  The Irishman must be given huge praise for the work he did under the UFC banner to help guide it to the heights it has managed to reach. Despite fighting and talking his way into global celebrity status and a subsequent crossover boxing match against Floyd Mayweather , the fame did come at a cost. Most in the sport seek wealth and reputation, but Conor McGregor has detailed the pressure fighters feel while juggling the many aspects of combat.